.borderpane:hover {
    -fx-background-color: #f1f1f1;
    -fx-background-radius: 5px; /* 设置背景圆角 */

}

.borderpane.borderpane-selected:hover {
    -fx-background-color: #cdcccc;
    -fx-background-radius: 5px; /* 设置背景圆角 */

}

.borderpane-selected {
    -fx-background-color: #cdcccc;
    -fx-background-radius: 5px; /* 设置背景圆角 */

}
